A constitutive equation reflecting the flow behavior of Superalloy In718 during the counter-blow hammer forging process was developed in terms of the relationship of flow stress and hot-deformation parameters,such as ...A constitutive equation reflecting the flow behavior of Superalloy In718 during the counter-blow hammer forging process was developed in terms of the relationship of flow stress and hot-deformation parameters,such as strain,strain rate,and deformation temperature.A new simplified approach for the complex multi-pass stress-strain curves has been attempted.The simulation curves calculated by constitutive equation are consistent with the experimental data.展开更多
文摘A constitutive equation reflecting the flow behavior of Superalloy In718 during the counter-blow hammer forging process was developed in terms of the relationship of flow stress and hot-deformation parameters,such as strain,strain rate,and deformation temperature.A new simplified approach for the complex multi-pass stress-strain curves has been attempted.The simulation curves calculated by constitutive equation are consistent with the experimental data.